Ulp21-2521 Ulp21-2540 ULP 4021 Low Pressure Ro Membrane Water Treatment Commercial
Commercial Water Treatment Low Pressure Reverse Osmosis RO Membrane (2521 / 2540 / 4021)
Commercial reverse osmosis membrane elements are widely used in electric power, petrochemical, steel, pharmaceutical, food and beverage, municipal and environmental protection fields. It plays an important role in seawater desalination and brackish water desalination, boiler water supply, industrial pure water and electronic ultrapure water equipment, drinking pure water, wastewater treatment and special separation processes.
| Model Number | Description | 4021-ULP |
| Performance & Test Condition |
The Desalination Rate % | 99% |
| Water Rate GDP | 950 | |
| The Test pressure | `150si | |
| Test solution Temperature | 25± 1ºC | |
| Test Solution Concentration NaCl | 1500PPM | |
| Recovery Of Single-Branch Membrane Element | 8% | |
| Feed water SDI | 5 |
Dimension of Membrane Element
4021: A:533.4mm B:101mm C:19mm D:26.7mm
Operating Limit:
| Maximum Operating Temperature | 113ºF(45ºC) |
| Maximum Working Pressure | 600psi(41.0 bar) |
| The high pressure drop | 15psi (1.0bar) |
| Continuously operating PH range a | 2-11 |
| Short wash PH range (30min) b | 1-12 |
| Maximum feed water SDI | ≤ 5 |
| Tolerance Of Free Chlorine | <0.1ppm |
| Maximum pressure drop for single membrane element | 15psi(0.1Mpa) |
- When PH is above 10, the Maximum Temperature of Continuous Operation is 35ºC.
- Under certain conditions, the presence of free chlorine and other oxidants in the water may cause serious membrane damage, which doesn't belong to product warranty range.
Commercial RO system can be customized based on individual design needs to include chemical dosing, cleaning skids, antiscalant, filters and more.
FAQ:
Q: How to buy your products?
Q: How to pay?
A: TT and L/C are acceptable and TT will be more appreciated. 30% deposit before producing, 70% balanced against the copy of B/L.
Q: What is the delivery time?
A: Usually within 15days. Also depends on order quantities.
Q: Can the package be customized by our own logo ?
A: Yes, We provide ODM and OEM,the package can be customized your logo.
Q: How to install after the products arriving destination?
A: We will provide detailed illustrations to you. And we can also provide guide to your workers how to use it and how to maintain
it.
Q:What's the certification do you have?
A: We have ISO9001, NSF,ROHS Certifications.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.


